The Man Who Couldn’t Eat Another Orange

A research participant called our study diet “inhumane.” He was eating 2,400 calories a day.

May 22 • Mike Roussell, PhD

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Start on Sunday: Lesson 4 — The One Question That Predicts Whether Your Sunday Plan Survives the Week

The plan you wrote down Sunday was already broken by Wednesday — not because you're weak, but because you skipped the one question that would have…

May 17 • Mike Roussell, PhD

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Bryan Johnson Spent $2 Million On Longevity And Still Missed The One Rule Every Dad Over 40 Needs

Bryan Johnson published 42 longevity rules this week. One of them outranks all the others combined. And the most important rule of all is the one he…

May 15 • Mike Roussell, PhD

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The Fructose Hypothesis Lie

The carnivore corner of the internet built its case against fruit on a hypothesis that has failed in clinical research. Here’s what the data actually…

May 11 • Mike Roussell, PhD

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Why Trying Harder to Sleep Is Making You Sleep Worse

Your Oura Ring isn’t fixing your sleep. It could be making it worse. Here’s what Olympic psychologists do instead...

May 5 • Mike Roussell, PhD

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April 2026

What 25 Years of Nutrition Work Eventually Taught Me

It’s my birthday. Here are three things I’m doing right now — quiet, unflashy, working — that 25 years of nutrition science finally taught me to trust.

Apr 30 • Mike Roussell, PhD

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The Anti-Influencer Supplement Stack for Dads

The supplement aisle is designed to confuse you. Walk in needing one thing, walk out spending $280 on six bottles you’ll forget about by April. Here’s…

Apr 28 • Mike Roussell, PhD

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The Color Code: Why Red, Green, and Blue Should Dominate Your Plate

The fitness world obsesses over protein grams while ignoring the simplest fat loss and recovery tool on the planet—here’s how to fix that in one meal.

Apr 23 • Mike Roussell, PhD

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The Weekend Advantage

The Monday motivation problem isn’t discipline. It’s a cognitive debt you signed up for Saturday night — and the data proves it.

Apr 20 • Mike Roussell, PhD

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Your Watch Is Lying About Your Zones (And It’s Costing You Results)

Your watch says "productive." Your body says otherwise. The dead zone is eating your results.

Apr 16 • Mike Roussell, PhD

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March 2026

137 Reviews. 30,000 People. One Uncomfortable Truth.

137 systematic reviews. 30,000+ participants. Training to failure, periodization, equipment type, set structure, and rest intervals did NOT consistently…

Mar 17 • Mike Roussell, PhD

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February 2026

Your Rebuilder Adventure Blueprint: 1 Challenge, 6 Adventures, 4 Winning Habits

Your calendar is full of things other people need. Here's the framework that puts the athlete back on it.

Feb 22 • Mike Roussell, PhD

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